import util from 'util';

export const YOUTUBE_BASE = 'https://www.youtube.com/%s';
export const WATCH_BASE = util.format(YOUTUBE_BASE, 'watch?v=%s');

/**
 * Escape double quotes in a string.
 */
export const escapeQuotes = str => str.replace(/"/g, '\\"');

/**
 * Make a promise that is resolved in a point in the future.
 *
 * @param number time Time to wait before resolving the promise (ms).
 * @return null
 */
export const sleep = time => new Promise(resolve => setTimeout(resolve, time));